osWindows 2000 or higherprocessorIntel Pentium IV or AMD Athlon XP 1700+ 1466 MHzmemory256MBgraphicsNvidia GeForce 3 64MB or AMD Radeon 8500 64MBstorage4GBAfter all, previous instalments have been so big that they swallow up any and all storage space you have left. Unfortunately, Modern Warfare 2 is quite chonky as Warzone, and you'll need 125GB of space free on your solid state drive or hard drive.
